1. Automated devices or instruments that collect, prepare, and inject samples into analytical equipment (such as chromatographs or spectrometers) without manual intervention.
Usage: technical; plural form; commonly used in laboratory and analytical chemistry contexts

Examples

• The laboratory upgraded its autosamplers to increase throughput and reduce human error.
• Modern autosamplers can process hundreds of samples in a single run.
• The HPLC system is equipped with two autosamplers for simultaneous analysis.
• Autosamplers improve reproducibility by ensuring consistent sample injection volumes.
• The technician programmed the autosamplers to run overnight without supervision.